Flights from Boston to San Juan

Cheapest flights from Boston

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$205 Roundtrip, found 1 day ago

$205

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $205 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$223 Roundtrip, found 1 day ago

$223

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $223 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$223 Roundtrip, found 1 day ago

$223

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $223 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$236 Roundtrip, found 1 day ago

$236

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $236 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$241 Roundtrip, found 1 day ago

$241

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $241 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$254 Roundtrip, found 1 day ago

$254

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $254 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$256 Roundtrip, found 6 days ago

$256

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Logan Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $256 found 6 days ago

Wed, Jul 16 - Wed, Jul 23

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$261 Roundtrip, found 6 days ago

$261

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Logan Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $261 found 6 days ago

Wed, Jul 16 - Wed, Jul 23

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$268 Roundtrip, found 6 days ago

$268

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Logan Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $268 found 6 days ago

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$269 Roundtrip, found 1 day ago

$269

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $269 found 1 day ago

Sun, Jul 13 - Sun, Jul 20

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$270 Roundtrip, found 6 days ago

$270

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sun, Jul 13 from Logan Intl. to Luis Munoz Marin Intl., returning Sun, Jul 20, priced at $270 found 6 days ago

Wed, Jul 16 - Wed, Jul 23

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$273 Roundtrip, found 6 days ago

$273

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Logan Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $273 found 6 days ago

Wed, Jul 16 - Wed, Jul 23

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$274 Roundtrip, found 6 days ago

$274

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Logan Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $274 found 6 days ago

Sun, Jul 13 - Wed, Jul 23

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$275 Roundtrip, found 6 days ago

$275

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sun, Jul 13 from Logan Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $275 found 6 days ago

Sat, Jul 19 - Sat, Jul 26

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$276 Roundtrip, found 6 days ago

$276

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Logan Intl. to Luis Munoz Marin Intl., returning Sat, Jul 26, priced at $276 found 6 days ago

Sat, Jul 19 - Thu, Jul 24

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$278 Roundtrip, found 6 days ago

$278

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Logan Intl. to Luis Munoz Marin Intl., returning Thu, Jul 24, priced at $278 found 6 days ago

Mon, Jun 16 - Tue, Jul 1

PVD

T.F. Green

SJU

Luis Munoz Marin Intl.

$296 Roundtrip, found 18 hours ago

$296

Roundtrip

found 18 hours ago

Select JetBlue Airways flight, departing Mon, Jun 16 from T.F. Green to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $296 found 18 hours ago

Fri, Jul 18 - Wed, Jul 23

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$304 Roundtrip, found 6 days ago

$304

Roundtrip

found 6 days ago

Select Delta flight, departing Fri, Jul 18 from Logan Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $304 found 6 days ago

Tue, Jul 8 - Tue, Jul 15

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$409 Roundtrip, found 1 day ago

$409

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 8 from Logan Intl. to Luis Munoz Marin Intl., returning Tue, Jul 15, priced at $409 found 1 day ago

Wed, Jun 18 - Mon, Jun 30

PVD

T.F. Green

SJU

Luis Munoz Marin Intl.

$845 Roundtrip, found 18 hours ago

$845

Roundtrip

found 18 hours ago

Select American Airlines flight, departing Wed, Jun 18 from T.F. Green to Luis Munoz Marin Intl., returning Mon, Jun 30, priced at $845 found 18 hours ago